Example usage for org.eclipse.jdt.internal.core JavaElement JEM_CLASSFILE

List of usage examples for org.eclipse.jdt.internal.core JavaElement JEM_CLASSFILE

Introduction

In this page you can find the example usage for org.eclipse.jdt.internal.core JavaElement JEM_CLASSFILE.

Prototype

char JEM_CLASSFILE

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Usage

From source file:de.tobject.findbugs.reporter.MarkerUtil.java

License:Open Source License

/**
 *
 * @param parentId/*  w  ww. java2 s .co m*/
 *            java element id of a parent element
 * @param childId
 *            java element id of possible child
 * @return true if the second string represents a java element which is a
 *         direct child of the parent element.
 */
@SuppressWarnings("restriction")
private static boolean isDirectChild(String parentId, String childId) {
    return childId.startsWith(parentId) && (childId.length() > (parentId.length() + 1))
    // if there is NOT a class file separator, then it's not a direct child
            && childId.charAt(parentId.length()) == JavaElement.JEM_CLASSFILE;
}

From source file:org.eclipse.ajdt.core.AJMementoTokenizer.java

License:Open Source License

public String nextToken() {
    int start = this.index;
    StringBuffer buffer = null;/*w  w w.  j  av  a2  s.c  o  m*/
    switch (this.memento[this.index++]) {
    case JavaElement.JEM_ESCAPE:
        buffer = new StringBuffer();
        buffer.append(this.memento[this.index]);
        start = ++this.index;
        break;
    case JavaElement.JEM_COUNT:
        return COUNT;
    case JavaElement.JEM_JAVAPROJECT:
        return JAVAPROJECT;
    case JavaElement.JEM_PACKAGEFRAGMENTROOT:
        return PACKAGEFRAGMENTROOT;
    case JavaElement.JEM_PACKAGEFRAGMENT:
        return PACKAGEFRAGMENT;
    case JavaElement.JEM_FIELD:
        return FIELD;
    case JavaElement.JEM_METHOD:
        return METHOD;
    case JavaElement.JEM_INITIALIZER:
        return INITIALIZER;
    case JavaElement.JEM_COMPILATIONUNIT:
        return COMPILATIONUNIT;
    case JavaElement.JEM_CLASSFILE:
        return CLASSFILE;
    case JavaElement.JEM_TYPE:
        return TYPE;
    case JavaElement.JEM_PACKAGEDECLARATION:
        return PACKAGEDECLARATION;
    case JavaElement.JEM_IMPORTDECLARATION:
        return IMPORTDECLARATION;
    case JavaElement.JEM_LOCALVARIABLE:
        return LOCALVARIABLE;
    case JavaElement.JEM_TYPE_PARAMETER:
        return TYPE_PARAMETER;
    case JavaElement.JEM_ANNOTATION:
        return ANNOTATION;
    // begin AspectJ change
    case AspectElement.JEM_ADVICE:
        return ADVICE;
    case AspectElement.JEM_ASPECT_TYPE:
        return ASPECT_TYPE;
    case AspectElement.JEM_CODEELEMENT:
        return CODEELEMENT;
    case AspectElement.JEM_ITD_METHOD:
        return ITD_METHOD;
    case AspectElement.JEM_ITD_FIELD:
        return ITD_FIELD;
    case AspectElement.JEM_DECLARE:
        return DECLARE;
    case AspectElement.JEM_POINTCUT:
        return POINTCUT;

    case AspectElement.JEM_ASPECT_CU:
        // only return here if JDT weaving is off
        // if JDT weaving is on, then a * here
        // means that we are in an on demand import declaration
        if (!AspectJPlugin.USING_CU_PROVIDER) {
            return ASPECT_CU;
        }
        // end AspectJ change
    }
    loop: while (this.index < this.length) {
        switch (this.memento[this.index]) {
        case JavaElement.JEM_ESCAPE:
            if (buffer == null)
                buffer = new StringBuffer();
            buffer.append(this.memento, start, this.index - start);
            start = ++this.index;
            break;
        case JavaElement.JEM_COUNT:
        case JavaElement.JEM_JAVAPROJECT:
        case JavaElement.JEM_PACKAGEFRAGMENTROOT:
        case JavaElement.JEM_PACKAGEFRAGMENT:
        case JavaElement.JEM_FIELD:
        case JavaElement.JEM_METHOD:
        case JavaElement.JEM_INITIALIZER:
        case JavaElement.JEM_COMPILATIONUNIT:
        case JavaElement.JEM_CLASSFILE:
        case JavaElement.JEM_TYPE:
        case JavaElement.JEM_PACKAGEDECLARATION:
        case JavaElement.JEM_IMPORTDECLARATION:
        case JavaElement.JEM_LOCALVARIABLE:
        case JavaElement.JEM_TYPE_PARAMETER:
        case JavaElement.JEM_ANNOTATION:
            // begin AspectJ change
        case AspectElement.JEM_ADVICE:
        case AspectElement.JEM_ASPECT_TYPE:
        case AspectElement.JEM_CODEELEMENT:
        case AspectElement.JEM_ITD_METHOD:
        case AspectElement.JEM_ITD_FIELD:
        case AspectElement.JEM_DECLARE:
        case AspectElement.JEM_POINTCUT:
            break loop;
        // end AspectJ change

        // begin AspectJ change
        case AspectElement.JEM_ASPECT_CU:
            // only break here if JDT weaving is off
            // if JDT weaving is on, then a * here
            // means that we are in an on demand import declaration
            if (!AspectJPlugin.USING_CU_PROVIDER) {
                break loop;
            }
            // end AspectJ change
        }
        this.index++;
    }
    if (buffer != null) {
        buffer.append(this.memento, start, this.index - start);
        return buffer.toString();
    }
    return new String(this.memento, start, this.index - start);
}

From source file:org.eclipse.ajdt.core.AspectJCore.java

License:Open Source License

public static IJavaElement create(String handleIdentifier, WorkingCopyOwner owner) {

    if (handleIdentifier == null) {
        return null;
    }/*from  www.j  a  va  2s  .  com*/
    Map aspectsInJavaFiles = new HashMap();

    boolean isCodeElement = false;
    String codeElementHandle = ""; //$NON-NLS-1$

    int codeElementDelimPos = indexOfIgnoringEscapes(handleIdentifier, AspectElement.JEM_CODEELEMENT);
    if (codeElementDelimPos != -1) {
        isCodeElement = true;
        codeElementHandle = handleIdentifier.substring(codeElementDelimPos + 1);
        handleIdentifier = handleIdentifier.substring(0, codeElementDelimPos);
    }

    AJMementoTokenizer memento = new AJMementoTokenizer(handleIdentifier);
    while (memento.hasMoreTokens()) {
        String token = memento.nextToken();
        if ((token.charAt(0) == AspectElement.JEM_ASPECT_CU)
                || (token.charAt(0) == JavaElement.JEM_COMPILATIONUNIT)
                || (token.charAt(0) == JavaElement.JEM_CLASSFILE)) {

            int index;
            if (token.charAt(0) == AspectElement.JEM_ASPECT_CU) {
                index = handleIdentifier.indexOf(AspectElement.JEM_ASPECT_CU);
            } else if (token.charAt(0) == JavaElement.JEM_COMPILATIONUNIT) {
                index = handleIdentifier.indexOf(JavaElement.JEM_COMPILATIONUNIT);
            } else { // JEM_CLASSFILE 
                index = handleIdentifier.indexOf(JavaElement.JEM_CLASSFILE);
            }

            if (index != -1) {
                IJavaElement je = JavaCore.create(handleIdentifier.substring(0, index));
                if (je instanceof PackageFragment) {
                    PackageFragment pf = (PackageFragment) je;
                    String cuName = handleIdentifier.substring(index + 1);
                    int ind1 = cuName.indexOf(JavaElement.JEM_TYPE);
                    if (ind1 != -1) {
                        cuName = cuName.substring(0, ind1);
                    }
                    int ind2 = cuName.indexOf(AspectElement.JEM_ASPECT_TYPE);
                    if (ind2 != -1) {
                        cuName = cuName.substring(0, ind2);
                    }
                    int ind3 = cuName.indexOf(AspectElement.JEM_ITD_METHOD);
                    if (ind3 != -1) {
                        cuName = cuName.substring(0, ind3);
                    }
                    ind3 = cuName.indexOf(AspectElement.JEM_ITD_FIELD);
                    if (ind3 != -1) {
                        cuName = cuName.substring(0, ind3);
                    }
                    int ind4 = cuName.indexOf(AspectElement.JEM_DECLARE);
                    if (ind4 != -1) {
                        cuName = cuName.substring(0, ind4);
                    }
                    int ind5 = cuName.indexOf(AspectElement.JEM_IMPORTDECLARATION);
                    if (ind5 != -1) {
                        cuName = cuName.substring(0, ind5);
                    }
                    int ind6 = cuName.indexOf(AspectElement.JEM_PACKAGEDECLARATION);
                    if (ind6 != -1) {
                        cuName = cuName.substring(0, ind6);
                    }
                    if (CoreUtils.ASPECTJ_SOURCE_ONLY_FILTER.accept(cuName)) {
                        // no need to use a cuprovider because we know this
                        // is an AJCompilationUnit
                        JavaElement cu = new AJCompilationUnit(pf, cuName, owner);
                        token = memento.nextToken();
                        if (!memento.hasMoreTokens()) {
                            return cu;
                        }
                        IJavaElement restEl = cu.getHandleFromMemento(memento.nextToken(), memento, owner);
                        if (restEl != null) {
                            if (isCodeElement) {
                                // there was an AJCodeElement at the end of
                                // the handle
                                IJavaElement codeEl = getCodeElement(codeElementHandle, (JavaElement) restEl);
                                if (codeEl != null) {
                                    return codeEl;
                                }
                            }
                            return restEl;
                        }
                    } else {
                        // Use the default working copy owner for Java elements
                        IJavaElement restEl = pf.getHandleFromMemento(token, memento,
                                DefaultWorkingCopyOwner.PRIMARY);
                        if (restEl != null) {
                            if (isCodeElement) {
                                // there was an AJCodeElement at the end of
                                // the handle
                                IJavaElement codeEl = getCodeElement(codeElementHandle, (JavaElement) restEl);
                                if (codeEl != null) {
                                    return codeEl;
                                }
                            }
                            return restEl;
                        } else if (ind2 != -1) { // An aspect in a .java file...
                            int index3 = handleIdentifier.indexOf(AspectElement.JEM_ASPECT_TYPE);
                            String aspectName = handleIdentifier.substring(index3 + 1);
                            boolean identifierIsAspect = true;
                            int ind7 = aspectName.indexOf(AspectElement.JEM_DECLARE);
                            if (ind7 != -1) {
                                aspectName = aspectName.substring(0, ind7);
                                identifierIsAspect = false;
                            }
                            int ind8 = aspectName.indexOf(AspectElement.JEM_ADVICE);
                            if (ind8 != -1) {
                                aspectName = aspectName.substring(0, ind8);
                                identifierIsAspect = false;
                            }
                            int ind9 = aspectName.indexOf(AspectElement.JEM_ITD_METHOD);
                            if (ind9 != -1) {
                                aspectName = aspectName.substring(0, ind9);
                                identifierIsAspect = false;
                            }
                            ind9 = aspectName.indexOf(AspectElement.JEM_ITD_FIELD);
                            if (ind9 != -1) {
                                aspectName = aspectName.substring(0, ind9);
                                identifierIsAspect = false;
                            }
                            int ind10 = aspectName.indexOf(AspectElement.JEM_ASPECT_TYPE);
                            if (ind10 != -1) {
                                aspectName = aspectName.substring(0, ind10);
                                identifierIsAspect = false;
                            }
                            int ind11 = aspectName.indexOf(AspectElement.JEM_TYPE);
                            if (ind11 != -1) {
                                aspectName = aspectName.substring(0, ind11);
                                identifierIsAspect = false;
                            }
                            int ind12 = aspectName.indexOf(AspectElement.JEM_FIELD);
                            if (ind12 != -1) {
                                aspectName = aspectName.substring(0, ind12);
                                identifierIsAspect = false;
                            }
                            int ind13 = aspectName.indexOf(AspectElement.JEM_METHOD);
                            if (ind13 != -1) {
                                aspectName = aspectName.substring(0, ind13);
                                identifierIsAspect = false;
                            }
                            int ind14 = aspectName.indexOf(AspectElement.JEM_POINTCUT);
                            if (ind14 != -1) {
                                aspectName = aspectName.substring(0, ind14);
                                identifierIsAspect = false;
                            }
                            IOpenable openable;
                            if (cuName.endsWith(".class")) {
                                openable = pf.getClassFile(cuName);
                            } else {
                                openable = pf.getCompilationUnit(cuName);
                            }
                            List l;
                            if (aspectsInJavaFiles.get(openable) instanceof List) {
                                l = (List) aspectsInJavaFiles.get(openable);
                            } else {
                                l = new ArrayList();
                                aspectsInJavaFiles.put(openable, l);
                            }
                            JavaElement aspectEl = null;
                            for (Iterator iter = l.iterator(); iter.hasNext();) {
                                AspectElement element = (AspectElement) iter.next();
                                if (element.getElementName().equals(aspectName)) {
                                    aspectEl = element;
                                }
                            }
                            if (aspectEl == null) {
                                if (openable instanceof ClassFile) {
                                    ClassFile cOpenable = (ClassFile) openable;
                                    aspectEl = new BinaryAspectElement((JavaElement) cOpenable, aspectName);
                                } else {
                                    aspectEl = new AspectElement((JavaElement) openable, aspectName);
                                }
                                l.add(aspectEl);
                            }
                            int afterAspectIndex = index3 + aspectName.length() + 1;

                            if (identifierIsAspect) {
                                return aspectEl;
                            } else {
                                memento.setIndexTo(afterAspectIndex);
                                return aspectEl.getHandleFromMemento(memento.nextToken(), memento, owner);
                            }
                        }
                    }
                }
            }
        }
    }
    // XXX can we get here???
    if (isCodeElement) {
        // an injar aspect with no parent
        return new AJInjarElement(codeElementHandle);
    }
    return JavaCore.create(handleIdentifier);
}

From source file:org.eclipse.ajdt.core.model.AJProjectModelFacade.java

License:Open Source License

private String convertToAspectJBinaryHandle(String ajHandle, boolean isSourceFromDependingProject) {
    int packageIndex = ajHandle.indexOf(JavaElement.JEM_PACKAGEFRAGMENT);
    String newHandle = "" + JavaElement.JEM_JAVAPROJECT + project.getName()
            + JavaElement.JEM_PACKAGEFRAGMENTROOT + "binaries" + ajHandle.substring(packageIndex);

    if (isSourceFromDependingProject) {
        // also must convert from a source unit to a binary unit
        newHandle = newHandle.replace(".aj'", ".class'");
        if (AspectJPlugin.USING_CU_PROVIDER) {
            newHandle = newHandle.replace(JavaElement.JEM_COMPILATIONUNIT, JavaElement.JEM_CLASSFILE);
        } else {//from  www.ja va 2  s .  co m
            newHandle = newHandle.replace(AspectElement.JEM_ASPECT_CU, JavaElement.JEM_CLASSFILE);
        }
    }

    return newHandle;
}

From source file:org.eclipse.ajdt.core.model.AJProjectModelFacade.java

License:Open Source License

private boolean isBinaryHandle(String ajHandle) {
    int jemClassIndex = ajHandle.indexOf(JavaElement.JEM_CLASSFILE);
    if (jemClassIndex != -1) {
        int classFileIndex = ajHandle.indexOf(".class", jemClassIndex);
        if (classFileIndex != -1) {
            return true;
        }//w  ww  .java2 s  . co  m
    }
    return false;
}

From source file:org.eclipse.ajdt.core.model.AJProjectModelFacade.java

License:Open Source License

public IJavaElement programElementToJavaElement(String ajHandle) {
    // check to see if this is a spurious handle. 
    // For ITDs, the aspectj compiler generates program elements before the
    // rest of the program is in place, and they therfore have no parent.
    // They should not exist and we can ignore them.
    if (ajHandle.length() == 0 || ajHandle.charAt(0) != JavaElement.JEM_JAVAPROJECT) {
        return ERROR_JAVA_ELEMENT;
    }/*  w  w  w .  j ava 2s  .c  o m*/

    String jHandle = ajHandle;

    // are we dealing with something inside of a classfile?
    // if so, then we have to handle it specially
    // because we want to convert this into a source reference if possible
    if (isBinaryAspectJHandle(jHandle)) {
        // Bug 274558 ADE HACK...fix aspect handles that are supposed to be binary, but are not.
        jHandle = jHandle.replace(AspectElement.JEM_ASPECT_CU, JavaElement.JEM_CLASSFILE);
        jHandle = jHandle.replace(".aj" + JEM_ASPECT_TYPE, ".class" + JEM_ASPECT_TYPE);
        return getElementFromClassFile(jHandle);
    }

    // if using cuprovider, then we don not use the '*' for Aspect compilation units,
    // it uses the '{' of Java Compilation Units
    if (AspectJPlugin.USING_CU_PROVIDER) {
        jHandle = jHandle.replaceFirst("" + JavaElement.JEM_ESCAPE + AspectElement.JEM_ASPECT_CU,
                Character.toString(JavaElement.JEM_COMPILATIONUNIT));
    }

    int codeEltIndex = jHandle.indexOf(AspectElement.JEM_CODEELEMENT);
    if (codeEltIndex != -1) {
        // because code elements are sub classes of local variables
        // must make the code element's handle look like a local
        // variable's handle
        int countIndex = jHandle.lastIndexOf(JavaElement.JEM_COUNT);
        int count = 0;
        if (countIndex > codeEltIndex) {
            try {
                count = Integer.parseInt(jHandle.substring(countIndex + 1));
                jHandle = jHandle.substring(0, countIndex);
            } catch (NumberFormatException e) {
                // if the count is not from the code element, but from one of its parents
                count = 0;
            }
        }
        jHandle += "!0!0!0!0!I!0!false";
        if (count > 1) {
            jHandle += "" + JavaElement.JEM_COUNT + count;
        }
    }

    // add escapes to various sundries
    jHandle = jHandle.replaceFirst("declare @", "declare \\\\@"); // declare declarations
    jHandle = jHandle.replaceFirst("\\.\\*", ".\\\\*"); // on demand imports
    jHandle = jHandle.replaceAll("\\*>", "\\\\*>"); // wild card type parameters

    IJavaElement je = AspectJCore.create(jHandle);
    if (je == null) {
        // occurs when the handles are not working properly
        return ERROR_JAVA_ELEMENT;
    }
    return je;
}

From source file:org.eclipse.ajdt.core.model.AJProjectModelFacade.java

License:Open Source License

private boolean isBinaryAspectJHandle(String ajHandle) {
    int classFileIndex = ajHandle.indexOf(JavaElement.JEM_CLASSFILE);
    boolean doIt = false;
    if (classFileIndex != -1) {
        int dotClassIndex = ajHandle.indexOf(".class") + ".class".length();
        if (dotClassIndex >= ajHandle.length()) {
            // handle is for the class itself.
            doIt = true;//from  w  w  w  .ja  va2 s.co m
        } else if (dotClassIndex != -1) {
            // make sure this isn't a code element
            char typeChar = ajHandle.charAt(dotClassIndex);
            doIt = (typeChar == AspectElement.JEM_ASPECT_TYPE || typeChar == JavaElement.JEM_TYPE
                    || typeChar == JavaElement.JEM_IMPORTDECLARATION
                    || typeChar == JavaElement.JEM_PACKAGEDECLARATION);
        }
    } else {
        // Bug 274558 ADE HACK...handles are not always right for aspects on aspect path
        // sometimes the source handle is used, bug should be binary handle
        if (ajHandle.indexOf("/binaries<") != -1) {
            doIt = true;
        }
    }
    return doIt;
}

From source file:org.eclipse.ajdt.core.model.AJProjectModelFacade.java

License:Open Source License

private HandleInfo qualifiedNameFromBinaryHandle(String ajHandle) {
    int packageStart = ajHandle.indexOf(JavaElement.JEM_PACKAGEFRAGMENT);
    int packageEnd = ajHandle.indexOf(JavaElement.JEM_CLASSFILE, packageStart + 1);
    if (packageEnd < 0) {
        // this is a package fragment
        String packageName = ajHandle.substring(packageStart + 1);
        return new HandleInfo(ajHandle, "", packageName, "", "", false, false, false);
    }/* w  w w .  ja v a  2s.  c  o m*/
    int typeNameEnd = ajHandle.indexOf(".class", packageEnd + 1);
    if (typeNameEnd < 0) {
        return null;
    }
    StringBuffer sb = new StringBuffer();
    String packageName = ajHandle.substring(packageStart + 1, packageEnd);
    sb.append(packageName);
    if (sb.length() > 0) {
        sb.append(".");
    }
    String simpleName = ajHandle.substring(packageEnd + 1, typeNameEnd);
    sb.append(simpleName);
    int aspectStart = ajHandle.indexOf(AspectElement.JEM_ASPECT_TYPE, typeNameEnd);
    int classStart = ajHandle.indexOf(JavaElement.JEM_TYPE, typeNameEnd);

    int typeStart = classStart == -1 ? aspectStart
            : aspectStart == -1 ? classStart : Math.min(classStart, aspectStart);

    boolean isFile = typeStart == -1;
    boolean isType;
    if (!isFile) {
        isType = typeStart + simpleName.length() + 1 == ajHandle.length();
    } else {
        isType = false;
    }
    boolean isInAspect = aspectStart >= 0;
    String restHandle = typeStart >= 0 ? ajHandle.substring(typeStart) : "";
    return new HandleInfo(ajHandle, simpleName, packageName, sb.toString(), restHandle, isFile, isType,
            isInAspect);
}